package org.sky.algorithm.sort;

import java.util.Arrays;

/**
 * 冒泡排序
 *
 * @author fog
 * @date 2021/9/5
 */

public class Bubble {

    public static void main(String[] args) {

        int[] arr = new int[]{0, 5, 8, 3, 2, 9, 1, 4};

        System.out.println(Arrays.toString(arr));

        bubble(arr);

        System.out.println(Arrays.toString(arr));

    }

    /**
     * 一共比较 length-1 轮
     */
    private static void bubble(int[] arr) {

        for (int i = 0; i < arr.length - 1; i++) {
            for (int j = 0; j < arr.length - 1 - i; j++) {
                if (arr[j] > arr[j + 1]) {
                    int temp = arr[j];
                    arr[j] = arr[j + 1];
                    arr[j + 1] = temp;
                }
            }
        }

    }

}
